FURVERT!

2013 anthro barazoku bear black_and_white boxers_(clothing)bulge clothing erection eyes_closed foreskin genitals humanoid_genitalia humanoid_penis kemono kotobuki lying male mammal monochrome muscular muscular_anthro muscular_male obese obese_anthro obese_male on_back overweight overweight_anthro overweight_male penis penis_poking_out simple_background sketch solo underwear white_background